Home / 7,122,666.20-9,824,912.33-5,817,814.52

Finding the Fourth Proportional to 7,122,666.20, 9,824,912.33 and 5,817,814.52

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Solution

The fourth proportional to 7,122,666.20, 9,824,912.33 and 5,817,814.52 is: 8,025,017.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,122,666.20 : 9,824,912.33 = 5,817,814.52 : x
  2. Step 2: Convert to fraction form
    7,122,666.20/9,824,912.33 = 5,817,814.52/x
  3. Step 3: Cross multiply
    7,122,666.20x = 9,824,912.33 × 5,817,814.52
  4. Step 4: Simplify right side
    7,122,666.20x = 57,159,517,532,987.39
  5. Step 5: Solve for x
    x = 57,159,517,532,987.39/7,122,666.20
  6. Step 6: Final answer
    x = 8,025,017.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.